*{
    padding: 0;
    margin: 0;
}
html,body{height:100%;}
body {
    font-family: Arial,"Microsoft Yahei","Helvetica Neue",Helvetica,sans-serif;
    color: #333;
    font-size: .28em;
    line-height: 1;
    -webkit-text-size-adjust: none;
    background: #000;
    display: flex;
    justify-content: center;
    align-items:center;
}
.section img{position: absolute;left:50%;top:50%;display: none;}
.sectionbg1{ background: url(../image/ad1.jpg) no-repeat center top;background-size: cover;}
.sectionbg2{background: url(../image/ad2.jpg) no-repeat center top;background-size: cover;}
.sectionbg2 img{width:700px;height:446px;margin-left:-595px;margin-top:-223px;}
.sectionbg3{background: url(../image/ad3.jpg) no-repeat center top;background-size: cover;}
.sectionbg3 img{width:800px;height:318px;margin-left:-150px;margin-top:-159px;}
.sectionbg4{background: url(../image/ad4.jpg) no-repeat center top;background-size: cover;}
.sectionbg4 img{width:700px;height:296px;margin-left:-650px;margin-top:-170px;}
.sectionbg5{background: url(../image/ad5.jpg) no-repeat center top;background-size: cover;}
.sectionbg5 img{width:700px;height:412px;margin-left:-75px;margin-top:-206px;}
.sectionbg6{background: url(../image/ad6.jpg) no-repeat center top;background-size: cover;}


.cover_register_box{position: absolute;bottom:100px;left:0;right:0;text-align: center;}
.cover_register_box .register a{display: inline-block;width:215px;height:89px;margin:0 25px}
.cover_register_box .register .pc{background:url(../image/cover_pc_register.png) no-repeat;background-size:100% 100%;}
.cover_register_box .register .phone{background:url(../image/cover_phone_register.png) no-repeat;background-size:100% 100%;}
.cover_register_box .info{margin-top:30px;}
.cover_register_box .info div{width:160px;height:32px;display: inline-block;color:#ffd83e;line-height:32px;text-align: left;font-size:16px;padding-left:50px;}
.cover_register_box .info .qqq{background:url(../image/cover_qqq.png) no-repeat;background-size:100% 100%;}
.cover_register_box .info .qq{background:url(../image/cover_qq.png) no-repeat;background-size:100% 100%;}
.cover_register_box .info .wx{background:url(../image/cover_wx.png) no-repeat;background-size:100% 100%;}
